Last updated on 20-4-2022 by Arnaud Capron
Auteurs
Moerman, Alena; Kris Vernelen; China, Bernard; Capron, Arnaud; Bossche, Dorien Van Den; Mariën, Joachim; Ariën, Kevin K; Van Acker, Jos; Delforge, Marie-Luce; Reynders, Marijke; Boel, An; Melissa Depypere; Natasja Van Gasse; Sara Vijgen; Brauner, Jonathan; Dujardin, Barbara; Padalko, ElizavetaTrefwoorden
Samenvatting:
We report on sample IS/17575 since it generated highly divergent results in the Belgian SARS-CoV-2 serology external quality assessment scheme. Sample IS/17575 was serum originating from a 30 years old male patient. 124 diagnostic laboratories analysed this sample. A total of 168 results was returned (including 5 doubles). Overall, 38 were positive. All tests against S1 were positive except the Euroimmun IgG ELISA and the Ortho clinical Diagnostics VITROS IgG CLIA. All tests against S1/S2 (Liaison, Diasorin) resulted in a signal above cutoff. Assays against RBD, mostly generate a negative r…